freebsd-skq/etc/rc.d/mixer
David E. O'Brien 8801556beb Simply things so that "#REQUIRE: FILESYSTEMS" means the file
systems are fully "ready to go".

'FILESYSTEMS' states: "This is a dummy dependency, for services which
require file systems to be mounted before starting."  However, we have
'var' which is was run after 'FILESYSTEMS' and can mount /var if it
already isn't mounted.  Furthermore, several scripts cannot use /var
until 'cleanvar' has done its thing.  Thus "FILESYSTEMS" hasn't really
meant all critical file systems are fully usable.
2012-09-11 05:04:59 +00:00

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#!/bin/sh -
#
# Copyright (c) 2004 The FreeBSD Project
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#
# PROVIDE: mixer
# REQUIRE: FILESYSTEMS
# KEYWORD: nojail shutdown
. /etc/rc.subr
name="mixer"
rcvar="mixer_enable"
stop_cmd="mixer_stop"
start_cmd="mixer_start"
reload_cmd="mixer_start"
extra_commands="reload"
#
# List current mixer devices to stdout.
#
list_mixers()
{
( cd /dev ; ls mixer* 2>/dev/null )
}
#
# Save state of an individual mixer specified as $1
#
mixer_save()
{
local dev
dev="/dev/${1}"
if [ -r ${dev} ]; then
/usr/sbin/mixer -f ${dev} -s > /var/db/${1}-state 2>/dev/null
fi
}
#
# Restore the state of an individual mixer specified as $1
#
mixer_restore()
{
local file dev
dev="/dev/${1}"
file="/var/db/${1}-state"
if [ -r ${dev} -a -r ${file} ]; then
/usr/sbin/mixer -f ${dev} `cat ${file}` > /dev/null
fi
}
#
# Restore state of all mixers
#
mixer_start()
{
local mixer
for mixer in `list_mixers`; do
mixer_restore ${mixer}
done
}
#
# Save the state of all mixers
#
mixer_stop()
{
local mixer
for mixer in `list_mixers`; do
mixer_save ${mixer}
done
}
load_rc_config $name
run_rc_command "$1"